tree 26c0c3fb79ae6033e28ad8d8a6c261cba8c752f7
parent ea5d7a9de7660bef5b9c68f6372a92d4b2f2f1f6
author Ying Wang <wangying@google.com> 1284414975 -0700
committer Ying Wang <wangying@google.com> 1284414975 -0700

Default host module tag to optional.

Change-Id: I8ae572b368e7ecdcc8e5bb257bb2f6084b5fb508